Finding the Fourth Proportional to 87,405.81, 131,108.79 and 37,453.50

Step by Step Solution

1. Step 1: Write the proportion equation
   87,405.81 : 131,108.79 = 37,453.50 : x
2. Step 2: Convert to fraction form
   87,405.81/131,108.79 = 37,453.50/x
3. Step 3: Cross multiply
   87,405.81x = 131,108.79 × 37,453.50
4. Step 4: Simplify right side
   87,405.81x = 4,910,483,066.27
5. Step 5: Solve for x
   x = 4,910,483,066.27/87,405.81
6. Step 6: Final answer
   x = 56,180.28